plural noun
On·​a·​gra·​ce·​ae | \ ˌänəˈgrāsēˌē\

Definition of Onagraceae

: a large widely distributed family of plants of the order Myrtales having an inferior ovary, 2 or 4 petals, 1 to 8 stamens, and a simple style

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Other Words from Onagraceae

onagraceous \ ¦änə¦grāshəs \ adjective

History and Etymology for Onagraceae

New Latin, from Onagra + -aceae

Keep scrolling for more

Comments on Onagraceae

What made you want to look up Onagraceae? Please tell us where you read or heard it (including the quote, if possible).


of or relating to the heavens

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!